The sale price of a dress is 7/10 of its regular pr ice. the sale price of a dress is 44.80 the equation 7/10r equals 44.80 can be used to find yhe regular prce r in dollars of the dress dertermine wherther requals 31. requals 52 or requals 64

idk sry

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

60°

step-by-step explanation:

the measure angle of c in an isosceles triangle abc is 60° because in isosceles triangle,the measures of all the angles is 60°.

b. 2 and 4

step-by-step explanation: